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3245 Jensch (1973 UL5)
Classification: Main-belt Asteroid          SPK-ID: 2003245
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1636833001364471 3.1799e-08  
a 3.120999963901838 1.3669e-08 au
q 2.610144390084653 9.7349e-08 au
i .3295673351632665 4.0311e-06 deg
node 348.2877467991528 0.00060647 deg
peri 82.76356892607809 0.00060661 deg
M 120.4734887687908 1.2633e-05 deg
tp 2458326.549408610477
(2018-Jul-27.04940861)
6.9139e-05 TDB
period 2013.905427490872
5.51
1.3231e-05
3.622e-08
d
yr
n .1787571526874152 1.1744e-09 deg/d
Q 3.631855537719022 1.5907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2219  
   data-arc span      17029 days (46.62 yr)  
   first obs. used      1973-10-27  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50774  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:55:20  

Additional Information
 Earth MOID = 1.62472 au 
 Jupiter MOID = 1.65646 au 
 T_jup = 3.195 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2   n/a MPO337276  
diameter diameter 12.696 km 0.919 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3245 Jensch (1973 UL5)          Discovered 1973-Oct-27 by Borngen, F. and Kirsch, K. at Tautenburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1950-Nov-15 15:13 00:01 Jupiter 1.95833488800872 1.9583341631185 1.95833561289927 3.58213814347297 3.45928751250852 2433601.134247538 1.41863679239412 67.7906449926229 18.957577943661 72.5186373684637 2844994.72427012 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55
1961-Feb-20 04:29 00:01 Jupiter 1.70224288783742 1.70224246490618 1.70224331076846 1.98227929043991 1.71296441872406 2437350.687111889 1.2304631895134 48.5988170791637 18.607712704274 -88.1742593856495 2166916.86980045 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55
1971-May-30 13:02 < 00:01 Jupiter 1.77303153602959 1.7730311576569 1.77303191440208 1.8702939102719 1.59453697175568 2441102.042769053 0.955820226279402 46.4873997845353 16.5570821495602 89.6665112655978 2988578.61370812 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55
2033-Dec-17 22:52 < 00:01 Jupiter 1.94987890109819 1.94987845942575 1.94987934277063 3.53348149486928 3.40832751930042 2463949.452747570 0.465371406071626 38.2124301392856 16.6736984939903 85.6673307693117 3382523.96722822 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55
2044-Mar-22 01:04 < 00:01 Jupiter 1.6980859279231 1.69808563127062 1.69808622457539 1.9652202929758 1.69247466069295 2467696.544435152 0.709485080757682 49.561224826061 13.1927880033855 -89.1946570218746 3368213.98726887 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55
2054-Jun-28 23:09 < 00:01 Jupiter 1.7804466588662 1.78044612290454 1.78044719482755 1.90149887896934 1.63224570745562 2471447.464835000 0.945566272080639 45.354052543686 14.8132173723203 -87.9740765036184 2412777.88039299 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55
2117-Jan-19 04:34 00:02 Jupiter 1.93866795239796 1.9386669818601 1.93866892293714 3.47402323485316 3.34589574912642 2494296.690602807 2.30551296891797 107.268181502143 18.0023292691705 73.6033564272477 2883401.36175204 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55
2127-Apr-23 11:13 00:03 Jupiter 1.68192974431401 1.68192940317897 1.68193008544887 1.92040596804364 1.63730140034613 2498042.967639475 2.60889592620883 61.8113297492679 26.363931361448 -72.2078441100628 2270990.65482148 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55
2137-Jul-30 07:45 00:03 Jupiter 1.78146930778702 1.78146819645241 1.78147041912103 1.9175695565719 1.65110485967862 2501793.823009191 2.81830164245834 69.1289381913237 13.9273248727101 -87.9506269102726 1884996.11718005 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55
2200-Feb-20 23:28 00:04 Jupiter 1.92114379253893 1.92114207217728 1.9211455129056 3.40293452019806 3.27080625115687 2524644.477936724 4.18478401858449 188.66538359108 17.9819948015487 72.1977258421169 2769945.8563702 T 32 CATAB v2.0f-lin.ifort 2020-Jun-23 15:55:33 2020-Jun-23 15:55

Alternate Designations
 1973 UL5 = 1981 EJ39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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